2020455005

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{4000901}}^1$

素因数の和:4001007

約数の個数: 8

約数和(自身を含む): 2448552024

約数和(自身を除く): 428097019

約数列:

[1, 5, 101, 505, 4000901, 20004505, 404091001, 2020455005]

約数ペア:

[(1, 2020455005), (5, 404091001), (101, 20004505), (505, 4000901)]